neo-go/pkg/interop/types.go

package interop

const (
	// Hash160Len is the length of proper Hash160 in bytes, use it to
	// sanitize input parameters.
	Hash160Len = 20
	// Hash256Len is the length of proper Hash256 in bytes, use it to
	// sanitize input parameters.
	Hash256Len = 32
	// PublicKeyCompressedLen is the length of compressed public key (which
	// is the most common public key type), use it to sanitize input
	// parameters.
	PublicKeyCompressedLen = 33
	// PublicKeyUncompressedLen is the length of uncompressed public key
	// (but you're not likely to ever encounter that), use it to sanitize
	// input parameters.
	PublicKeyUncompressedLen = 65
	// SignatureLen is the length of standard signature, use it to sanitize
	// input parameters.
	SignatureLen = 64
)

// Signature represents 64-byte signature.
type Signature []byte

// Hash160 represents 20-byte hash.
type Hash160 []byte

// Hash256 represents 32-byte hash.
type Hash256 []byte

// PublicKey represents marshalled ecdsa public key.
type PublicKey []byte

// Interface represents interop interface type which is needed for
// transparent handling of VM-internal types (e.g. storage.Context).
type Interface interface{}